Abstract
Summary
The average total plasma cholesterol level of hens from 8 to 57 months old was 197 mg% and did not vary with age. The cholesterol level of males remained relatively constant at 139 mg% between 8 and 25 months, but by 35-38 months it had risen significantly to 155 mg%. At 45 months of age. a small group of males had a level of 209 mg%.
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